Решите систему уравнений способом подстановки : 3x-y=-5, -5x+2y=1.. Created by DieT. algebra-ru

Решите систему уравнений способом подстановки : 3x-y=-5, -5x+2y=1...

July 2022 1 6 Report

Решите систему уравнений способом подстановки :
3x-y=-5,
-5x+2y=1.

Answers & Comments

nKrynka Решение
3x-y=-5,
-5x+2y=1.

y = 3x + 5
- 5x + 2*(3x + 5) = 1

y = 3x + 5
- 5x + 6x + 10 = 1

x = - 9
y = 3*(-9) + 5

x = - 9
y = - 22

Ответ: (- 9; - 22)

skolko centnerov semyan potrebuetsya dlya zaseva polya imeyushego formu pryamougolnif4d63eda22b3165652532423587bd1fa 2174

Answer

DieT August 2022 | 0 Ответы

skolko centnerov semyan potrebuetsya dlya zaseva polya imeyushego formu pryamougolni

Answer

DieT July 2022 | 0 Ответы

skolko plastinok kvadratnoj formy so storonoj v 02 dm pomestitsya v pryamougoln

Answer

DieT February 2022 | 0 Ответы

uprostit vyrazheniya 1 3 2h 423h82h 2 3 8h4212h 82h 3 73h8

Answer

Answers & Comments

skolko centnerov semyan potrebuetsya dlya zaseva polya imeyushego formu pryamougolnif4d63eda22b3165652532423587bd1fa 2174

13reshite pozyazyaochen nado

9pomogite reshit uravnenie2a0d84d434331b667f8021d9f0aeda9a 20538

reshite uravnenie 7x 512 32x 189818a74c2f82b039562e05aaa974bd2 58435

zapokupkuzaplatili185rub80kopmaslostoit28rub30kopsosiski62ru

pomogitepozhalujstas 22 zadaniem

kolhoz zaseyal 75 vsej posevnoj ploshadi zernovymi kulturami 20 ovoshnymi a o

skolko centnerov semyan potrebuetsya dlya zaseva polya imeyushego formu pryamougolni

skolko plastinok kvadratnoj formy so storonoj v 02 dm pomestitsya v pryamougoln

uprostit vyrazheniya 1 3 2h 423h82h 2 3 8h4212h 82h 3 73h8

рекомендуемые вопросы

Helpful Links

Helpful Social